DNA Methylation Analysis of the Angiotensin Converting Enzyme (ACE) Gene in Major Depression - Zill, P; Baghai, T C; Schule, C; Born, C; Frustuck, C; Buttner, A; Eisenmenger, W; Varallo-Bedarida, G; Rupprecht, R; Moller, H J; Bondy, B (PLoS One, 2012)